Successful business people manifest their reality. They choose to consciously create and thereby achieve their goals faster and with less effort. Hitting the target before releasing the arrow might ...

Back in 1970, the social activist Irina Dunn scribbled a slogan on the back of a toilet cubicle door at the University of Sydney. It said: “A woman needs a man like a fish needs a bicycle.” The phrase ...

Cylindrical and spherical coordinates, double and triple integrals, line and surface integrals. Change of variables in multiple integrals; gradient, divergence, and ...

Back in 1948, the journal Physical Review published a paper entitled “Space-Time Approach to Quantum Electrodynamics” by a young physicist named R.P. Feynman at Cornell University. The paper described ...